Perhaps you should try some spelling variations:
"hai cac cach snippets" » "hai cac code snippets", "hai cai cach snippets", "hai cuoc cach snippets", "hai va cach snippets", "khai cac cach snippets", "tai cac cach snippets", "hai cuc cach snippets"
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("hai cac cach snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hai cac cach snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hai cac cach snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hai cac cach snippets"))) or ("locating bug core snippets"))*.